02-03ChapGere.0003

# 02-03ChapGere.0003 - 108 A-PDF Axially Loaded Purchase...

This preview shows page 1. Sign up to view the full content.

108 CHAPTER 2 Axially Loaded Members Solution 2.5-5 Bar with nonuniform temperature change At distance x : R EMOVE THE SUPPORT AT END B OF THE BAR : Consider an element dx at a distance x from end A . ¢ T ¢ T B ¢ x 3 L 3 d Elongation of element dx elongation of bar C OMPRESSIVE FORCE P REQUIRED TO SHORTEN THE BAR BY THE AMOUNT C OMPRESSIVE STRESS IN THE BAR s c P A E ( ¢ T B ) 4 P EA L 1 4 EA ( ¢ T B ) L 0 d L 0 ( ¢ T B ) ¢ x 3 L 3 dx 1 4 ( ¢ T B ) L d ( ¢ T ) dx ( ¢ T B ) ¢ x 3 L 3 dx L A T T B B x 0 L A B x dx Problem 2.5-6 A plastic bar ACB having two different solid circular cross sections is held between rigid supports as shown in the figure. The diameters in the left- and right-hand parts are 50 mm and 75 mm, respectively. The corresponding lengths are 225 mm and 300 mm. Also, the modulus of elasticity E is 6.0 GPa, and the coefficient of thermal expansion is 100 10 6 /°C. The
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

### What students are saying

• As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

Kiran Temple University Fox School of Business ‘17, Course Hero Intern

• I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

Dana University of Pennsylvania ‘17, Course Hero Intern

• The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

Jill Tulane University ‘16, Course Hero Intern